Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D857069 | Drilling tool | Machiko Abe, Hiroyuki Shimada | 2019-08-20 |
| D856387 | Drilling tool | Machiko Abe, Hiroyuki Shimada | 2019-08-13 |
| D847231 | Drilling tool | Machiko Abe, Hiroyuki Shimada | 2019-04-30 |
| D844683 | Drilling tool | — | 2019-04-02 |
| D844034 | Drilling tool | — | 2019-03-26 |